Nitrate pollution in ground water of Kalpitiya: an evaluation of the content of nitrates in the water and food items cultivated in the area.
2000 ◽
Vol 28
(2)
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pp. 101
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2013 ◽
Vol 6
(3)
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pp. 12-17
2004 ◽
Vol 295
(1-4)
◽
pp. 225-245
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